20222220021122 has 48 divisors (see below), whose sum is σ = 35453414273472. Its totient is φ = 8625560741280.

The previous prime is 20222220021071. The next prime is 20222220021137. The reversal of 20222220021122 is 22112002222202.

It is a super-2 number, since 2×20222220021122² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20222220021094 and 20222220021103.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19394093 + ... + 20410175.

It is an arithmetic number, because the mean of its divisors is an integer number (738612797364).

Almost surely, 2^{20222220021122} is an apocalyptic number.

20222220021122 is a deficient number, since it is larger than the sum of its proper divisors (15231194252350).

20222220021122 is a wasteful number, since it uses less digits than its factorization.

20222220021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017063 (or 1017056 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20222220021122 its reverse (22112002222202), we get a palindrome (42334222243324).

The spelling of 20222220021122 in words is "twenty trillion, two hundred twenty-two billion, two hundred twenty million, twenty-one thousand, one hundred twenty-two".